Patent · US Expired

Process for metallizing non-conductive substrates

US4976990A · kind A · utility

43Cited by
8References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 29, 1989
Grant dateDec 11, 1990
Priority date
Expiry dateMar 29, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05K3/427
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Non-conductive surfaces, particularly through-hole surfaces in double-sided or multi-layer printed circuit board, are treated (conditioned) to receive void-free, adherent electroless metal coatings by contact of the surfaces with an organosilane preparatory to catalyzation and metallization.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.